Arch of Orazca #185 from Rivals of Ixalan is a foil rare card that currently sells for about $1.38 ungraded and around $4.12 at grade 7. A grade 7 copy sells for around $4.12, about 3× the $1.38 raw price, so high-grade copies are worth grading.
Price by Grade
Recent market prices for graded copies of Arch of Orazca
Grade
Market Price
vs Raw
7
$4.12
3×
Raw (ungraded)
$1.38
1×
Worth grading? A grade 7 copy sells for around $4.12, about 3× the $1.38 raw price, so high-grade copies are worth grading.